MDS PREP
The impression material which would record the tissues with minimum pressure (mucostatic in nature) is
1. Zinc oxide eugenol
2. Plaster of Paris
3. Impression compound
4. All of the above
Prosthodontics
Answer: 2
The impression material which would record the tissues with minimum pressure (mucostatic in nature) is plaster of Paris.
A pantograph is a record of the patient’s
1. jaw movements
2. speech pattern
3. muscular con
4. maxillary movements
Prosthodontics
Answer: 1
A pantograph is a record of the patient’s jaw movements.
A complete denture wearing patient complains of tingling sensation in the lower premolar region. The ridges are resorbed. The most possible explanation
1. Pressure on the mucosa due to ridge resorption
2. Pressure on the mental foramen due to ridge resorption
3. Occlusal discrepancies due to ridge resorption
4. All of the above
Prosthodontics
Answer: 2
A complete denture wearing patient complains of tingling sensation in the lower premolar region. The ridges are resorbed. The most possible explanation is pressure on the mental foramen due to ridge resorption.
In making a final impression for a complete denture, the most important area of the impression is
1. Ridge area of maxilla and buccal shelf of mandible
2. Lingual border area of mandible
3. Junction of hard and soft palate of maxilla and distolingual area of mandible
4. Mid palatel area of maxilla and ridge of the mandible
Prosthodontics
Answer: 3
In making a final impression for a complete denture, the most important area of the impression is the junction of hard and soft palate of maxilla and distolingual area of mandible.
The lingual extension of a lower denture is limited by all of the following except
1. Modiolus
2. Mylohyoid muscle
3. Origin of genioglossus
4. Sublingual salivary glands
The lingual extension of a lower denture is limited by the action of modiolus.
Distal end of the complete denture should be
1. On the vibrating line
2. 1-2 mm posterior to vibrating line
3. 1-2 mm anterior to the vibrating line
4. Should be always on the hard palate
Prosthodontics
Answer: 2
The distal end of the complete denture should be 1-2 mm posterior to the vibrating line.
Instrument which has a 4 digit formulae;
1) angle former
2) hoe
3) hatchet
4) spoon excavator
Prosthodontics
Answer: 1
Instrument which has a 4 digit formulae is angle former.
While taking impression of flabby fibrous tissue on maxillary ridge for complete denture care is taken to
1. Use a tray with spacer
2. Not maintain intimate contact with tissues
3. Use a close fitting tray
4. Follow normal procedures
Prosthodontics
Answer: 1
While taking an impression of flabby fibrous tissue on the maxillary ridge for complete denture, care is taken to use a tray with spacer.